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Master of Science in Civil Engineering: Recent submissions

Now showing items 41-60 of 165

Cost effective method to develop national road inventory database

Kumara, AMTIS [Thesis-Abstract]

This research was focused to find out a method to develop or update the National Road Inventory Database in a cost effective manner. The main cost sensitive factor for the development of Inventory Database was identified ...
Tsunami hazards : impact mitigation by bio-shields

Hemanthi, TDHM [Thesis-Abstract]

In the consequences of the Indian Ocean tsunami in 2004 and subsequent alerts in 2005 and 2007, the protection offered by bio shields such as sand dunes, coral reefs and coastal vegetation became evident in many countries ...
Structural design of prestressed concrete semi presmatic bridge beams

Alagiyawanna, AMAK [Thesis-Abstract]

Prestressed concrete is extensively used in highway and railway bridge constructions. Prestressed concrete combines high-strength concrete with high-strength steel in an "active" manner by tensioning the steel and holding ...
Tool development for dynamic GIS application for watershed management : case study of the Thimbirigasyaya ward of the Colombo municipal council area

Pradeep, RMM [Thesis-Abstract]

Diversion of surface runoff from housing allotments directly into stormwater drainage network along roads is a common phenomenon in urban areas which leads to the urban flooding. When urban land changes are made for ...
Role of project management in road and bridge construction claims

Thennakoon, SD [Thesis-Abstract]

In Sri Lanka most of the road and bridge construction works are handled by a contractor and supervised by a consultant. Road Development Authority of Sri Lanka (RDA) is the client organization for the National roads ...
Analysis of safety on Moratuwa - Egoda Uyana road and identification of reasons and possible mitigatory measures

Fernando, WAJE [Thesis-Abstract]

Road accidents have been on the upward trend the world over including Sri Lanka. According to Traffic Police Statistics, about one hundred road accidents are reported daily in the island, of which, about five to ...
Removal of nutrients (N and P) and heavy metals (Fe, Al, Mn and Ni) from industrial wastewaters by phytoremediation using water hyacinth (Eichhornia crassipes) under different nutritional conditions

Kasturiarachchi, JC [Thesis-Abstract]

This study was investigated the utilization of phytoremediation strategies to remove nitrogen, phosphorus and heavy metals (Fe, Al, M n and Ni) from wastewaters by water hyacinth {Eichhornia crassipes [Mart.] Solms). Batch ...
Hydraulic performance of coastal and harbour structures

Thilakarathne, UGT [Thesis-Abstract]

The main focus of the research study is the development of an analytical model for the prediction of reflection and transmission coefficients of porous vertical structures of both the open and close (absorber) types. Having ...
Developing a risk assessment framework for safety evaluation of earth dams in Sri Lanka

Sothilingam, P [Thesis-Full-text]

Sri Lanka has a rich history of earth dam construction with over 300 large and medium scale dams and over 12000 small scale earth dams currently in service. According to ICOLD (International Commission of Large Dams) ...
Development of GIS database and tools for management of spatially distributed resources : a case study of birds variation in Kalutara District

Jayathilake, KP [Thesis-Abstract]

Geographic Information Systems (GIS) modelling enables rational management of spatially distributed resources. However, use of GIS for dynamic environmental resource management is an emerging area of research. Resource ...
Coastal and environmental impacts arising from major coastal infrastructure development projects

Soysa, VAN [Thesis-Abstract]

Sri Lanka being an island state, strategically located in the Indian Ocean, has a high potential for the developments of its economy in the coastal zone. During the reason past, there have been major development projects ...
Global climate change : impact on the coastal zone of Sri Lanka

Wijayawardane, ISK [Thesis-Abstract]

It is unequivocal that sea level is rising and it will further exacerbate the already existing problems in the coastal regions. With the increase of greenhouse gases, the global warming which is the main factor affecting ...
Development of a guideline to determine structural capacity of demolition waste as a road construction material

Jayasooriya, VWP [Thesis-Abstract]

The use of demolition waste as pavement base material is a promising but unproven technique for road rehabilitation and construction. A survey was conducted by Building Economics Department of University of Moratuwa found ...
Development of multiple query web GIS for growing databases : a case study of land and water information management

Chandramali, EAG [Thesis-Abstract]

Land and water information systems are developed for managing the information such as location, its limit , characteristic, structure, ownership if available and other relative attributes. For presenting the geographical ...
Investigations on coastal sediment transport and shoreline behaviour

Ansaf, KMM [Thesis-Abstract]

The ever-increasing economical and environmental considerations of coastal areas have provoked further studies of the variety of processes taking place in the coastal zone. This thesis elaborates a study conducted to ...
Evaluating suitable soil stabilization method for local road construction industry

Herath, HMSM [Thesis-Full-text]

There has been a rapid development in infrastructures in Sri Lanka since early 90s. Roads and related constructions are the major components of infrastructure development. Due to this construction boom, there is a heavy ...
Spatially distributed watershed modelling for river basin planning : a comparative analysis of Attanagalu Oya

Wijesinghe, WMD [Thesis-Abstract]

Information on streamflow is a central component for water resource and water quality engineering and management. A majority of stream reaches which require discharge information are ungauged. Therefore a comparative study ...
Indoor air quality in residential buildings and planning aspects

Batagoda, JH [Thesis-Abstract]

It is a well known fact that people spend 80 – 90% of their time indoors while living, working and commuting. It has also been recognized that the energy consumption in building ventilation represents a significant portion ...
Methodology to identify the optimum network for an urban rail system

Malkanthi, LPS [Thesis-Abstract]

Planning of railway systems is very important in situations of urban Light Rail Transit (LRT) and Mass Rapid Transit (MRT) network development because, these transportation systems not only provides for the mobility of ...
Investigation of zinc removal capacities of different sorbent materials to be used in constructed wetlands

Witharana, WAU [Thesis-Abstract]

There is an increasing demand for better water quality in order to safeguard public health, the social security and accomplish environmental integrity. It has been found over the past couple of years that health hazards ...

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